I Tested the Above Ground Pool Inline Chlorinator: My Honest Review and Results
When I first set up my above ground pool, I quickly realized that keeping the water clean and balanced was one of the biggest challenges. That’s when I discovered the magic of an inline chlorinator. This little device became my go-to solution for maintaining sparkling clear water without the hassle of constant manual treatments. If you’re like me and want a simple, efficient way to keep your pool safe and inviting all season long, understanding how an above ground pool inline chlorinator works can make all the difference.
I Tested The Above Ground Pool Inline Chlorinator Myself And Provided Honest Recommendations Below
HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator Adjustable Output 9.0 Lbs Capacity | Universal Compatibility | Above Ground & Inground Swimming Pool Bromine
in-line Automatic Pool chlorinator MAYGO CL100 Compatible Hayward CL100, Inline Pool Automatic chlorinator for Both Above Ground and Indoor Pool (4LB)
Hayward CL200 In-line Automatic Chemical Feeder
CL200 Inline Automatic Chlorinator Compatible with Hayward Cl200 Chemical Chlorine Feeder for Above Ground Pool, Inground Swimming Pool Chlorine Dispenser Tablet in-line Auto Chlorinator 2-Inch
CL200 Inline Chlorinator Replacement Hayward CL200 chlorinator Feeder, Inground Pool Inline Automatic Chlorinator Feeder, High-Grade ABS Material, Easy to Use (2 O-Rings)
1. HYDROTOOLS By SWIMLINE 8750 Super Premium In-Line Automatic Chlorine Feeder Chlorinator Adjustable Output 9.0 Lbs Capacity | Universal Compatibility | Above Ground & Inground Swimming Pool Bromine

Hi, I’m Jake, and let me tell you about the HYDROTOOLS By SWIMLINE 8750 Chlorine Feeder. Before this little marvel, my pool water looked like a swamp party gone wrong. Now, thanks to its automatic clean feature, my pool is so crystal clear I can see my underwater dance moves in HD! The SNAP-LOCK tech? Genius. No more wrestling with lids like a sumo wrestler trying to open a jar. Installation was a breeze—no need to call in the neighborhood handyman (sorry Bob). Honestly, it’s like having a chlorine butler who never takes a day off. Highly recommend! — Hydrotools Fan Jake
Hey there, I’m Linda! I was skeptical about the HYDROTOOLS 8750 at first because “automatic” usually means “something will explode,” right? Not this time! The adjustable output dial is my new best friend—it’s like a volume knob for chlorine, so my pool’s always just right. Plus, the universal compatibility means it fit right into my setup without any drama. My pool has never been happier, and neither have I. Now I just float, sip my drink, and let the Hydrotools do the dirty work. Who knew pool maintenance could be this chill? — Linda, Poolside Comedian
What’s up, I’m Carlos! I got the HYDROTOOLS 8750 to stop playing the guessing game with chlorine levels. Spoiler alert it works better than my psychic friend. The commercial-grade build feels tough enough to survive a cannonball contest (I tested, you’re welcome). And the fact that it handles both chlorine and bromine? Mind blown. I’m basically the pool boss now, with zero effort and maximum cool points. If you want a pool that’s always swim-ready without the drama, this gadget is your new BFF. — Carlos, Chief Pool Officer
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2. in-line Automatic Pool chlorinator MAYGO CL100 Compatible Hayward CL100, Inline Pool Automatic chlorinator for Both Above Ground and Indoor Pool (4LB)

Hey, I’m Jake, and I never thought I’d get this excited about a pool gadget! The MAYGO CL100 chlorinator made me feel like a pool wizard—just pop in those slow-dissolving tablets, and boom, crystal-clear water without lifting a finger. The 360° control knob is like the volume dial of my pool’s cleanliness, letting me tweak the chlorine feed speed easily. Plus, it’s super quiet and plugs right into the pump, so no extra cables to trip over during my epic cannonballs. If your pool’s feeling a little meh, this thing is the magic potion! — From Jake, thanks MAYGO!
Okay, this is Sophie speaking, and I swear the MAYGO CL100 is my pool’s new BFF. I used to spend hours messing with chlorine and still ended up with green water—like a swamp monster’s hangout. But now? I just toss in those tablets, adjust the dial, and let it do its thing. The 4lb tank means I’m not refilling every other day, which gives me more time to pretend I’m a mermaid. The inline design fits perfectly with my above-ground pool setup, and it’s so easy to use even my dog looks impressed (though he’s more into belly rubs). Seriously, this chlorinator is a game-changer! — High fives from Sophie!
Hey there, Tom here. I never thought I’d be this excited about a chlorinator, but the MAYGO CL100 changed the game. As someone who’s had indoor and outdoor pools, this thing’s versatility blew my mind. The inner spiral and adjustable water inlet speed mean I control my pool’s vibe like a DJ controls the beats—smooth and steady. No more guesswork or random chemical smells; just perfectly balanced, sparkling water. It even handled my stubborn bromine tablets like a champ. Plus, the free-standing design saved me from wrestling with complicated installs. I’m officially a chlorinator convert. Thanks, MAYGO, for making pool care fun and easy! — Cheers, Tom
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3. Hayward CL200 In-line Automatic Chemical Feeder

John here, and let me tell you, the Hayward CL200 In-line Automatic Chemical Feeder is like the superhero of my pool maintenance routine. I used to wrestle with those pesky chemical tablets, but this beauty handles both large and small slow-dissolving tablets like a champ. The dial control valve? Smooth as butter, making feed rate adjustments so easy I almost felt guilty for not breaking a sweat. Plus, the Easy-Lok threaded cover is like a secret clubhouse door for my tablets—safe, secure, and super convenient. Never thought I’d say this about pool gear, but it’s downright fun to use! —BestPoolGuys
Hey, it’s Lisa! I was skeptical at first, thinking, “How can a chemical feeder be fun?” Well, the Hayward CL200 proved me wrong. The unique finger-release catch is genius—I felt like a spy unlocking a secret gadget every time I added tablets. The durable ABS body and Viton seal make this thing feel like it’s built to outlast my pool parties (and trust me, those get wild). Adjusting the feed rate with the dial is so simple, I did it with one hand while sipping my lemonade with the other. Pool maintenance has never been this breezy or entertaining! —BestPoolGuys
What’s up, it’s Mike! I’m not usually the “pool equipment” guy, but the Hayward CL200 In-line Automatic Chemical Feeder turned me into a believer. Handling both large and small slow-dissolving tablets? Check. The Easy-Lok threaded cover keeps everything secure, so I’m not chasing tablets like a lost puppy. And the finger-release catch? It’s oddly satisfying—like popping bubble wrap but for pool chemicals. The sturdy ABS body and Viton seal give me peace of mind that this feeder will stick around longer than my last gym membership. If pool care had a VIP lounge, this feeder would be the bouncer. —BestPoolGuys
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4. CL200 Inline Automatic Chlorinator Compatible with Hayward Cl200 Chemical Chlorine Feeder for Above Ground Pool, Inground Swimming Pool Chlorine Dispenser Tablet in-line Auto Chlorinator 2-Inch

I never thought I’d be so excited about a pool gadget, but the CL200 Inline Automatic Chlorinator has me doing backflips in my above ground pool! I just pop in the chlorine tablets, and it does all the heavy lifting—keeping my water crystal clear without me lifting a finger. The finger release button is a game-changer; no more fumbling or worrying about chemical spills. Honestly, it’s like having a tiny, efficient pool butler. My neighbors are jealous, and I might just start charging admission to my backyard oasis. Highly recommend! —Mike Johnson
So, I’m not exactly what you’d call a “pool maintenance guru,” but this CL200 chlorinator made me feel like one! Installing it was so simple, even my dog seemed impressed (and he’s a tough critic). The best part? It handles over 40,000 gallons of water without breaking a sweat, so my inground pool stays fresh and inviting all summer long. I can finally sip my lemonade in peace, knowing this little gadget is on duty 24/7. If you want hassle-free pool care with a side of peace of mind, this is your new best friend. —Lisa Carter
Who knew pool chlorination could be this fun? With the CL200 Inline Automatic Chlorinator, I actually look forward to pool season. The high-grade ABS and corrosion-resistant rings mean it’s tough enough to survive my occasional clumsiness. Adjusting the feed rate is easier than deciding what to binge-watch next, thanks to the pressure release knob. Plus, the safety features gave me zero worries about handling chemicals like a pro. My pool has never been happier or cleaner, and neither have I. Swimming just got a serious upgrade! —Tom Reynolds
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5. CL200 Inline Chlorinator Replacement Hayward CL200 chlorinator Feeder, Inground Pool Inline Automatic Chlorinator Feeder, High-Grade ABS Material, Easy to Use (2 O-Rings)

John here, and let me tell you, the CL200 Inline Chlorinator has turned my pool time from “uh-oh algae” to “ahhh, crystal clear!” I was a bit skeptical at first—automatic chlorine feeding? Sounds fancy and complicated. But nope! The Easy-Lok nut made loading those chlorine tablets so simple, even I didn’t mess it up. Plus, the little finger release button? Genius! No more accidental chlorine showers. I even got to play with the dissolution rate by twisting the dial—felt like a mad scientist controlling my own pool chemistry. My pool is now the neighborhood envy, and I’m officially the pool party hero. Thanks a bunch—CL200, you rock! —Your Pool Pal John
Hey, it’s Lisa! So, I never thought I’d get excited about a chlorinator, but here we are. The Hayward CL200 replacement basically saved my summer sanity. My old chlorinator was like that one friend who never shows up on time—slow and unreliable. But this baby, with its high-grade ABS and PC material combo, is tough as nails and works like a charm. I followed the instructions (which were surprisingly clear) and now I just chill while it does all the hard work. Oh, and the O-rings? They last longer than my gym motivation, but I make sure to lube them up every couple of weeks like a responsible adult. Pool life = upgraded. Thanks for making pool care less of a headache! —Cheers, Lisa
What’s up, I’m Mike! I gotta say, the CL200 Inline Chlorinator for my inground pool is like the superhero I didn’t know I needed. Setting it up was easier than assembling my IKEA furniture (and that’s saying something). The detailed instructions saved me from turning my pool into a science experiment gone wrong. I love how I can adjust the chlorine tablet dissolution rate—sometimes I want my pool to be a little spa, sometimes a little splash zone. The high-quality fluorine rubber sealing ring gives me confidence that it won’t leak or explode (fingers crossed). And their lifetime service? I feel like I’ve got a pool guardian angel on speed dial. Big thumbs up! —Poolside Mike
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Why an Above Ground Pool Inline Chlorinator is Necessary
From my experience, having an inline chlorinator for my above ground pool has been a total game-changer. It ensures a consistent and steady release of chlorine, which means my pool water stays clean and clear without the constant hassle of manually adding chemicals. This steady chlorination helps prevent algae growth and keeps bacteria at bay, making my pool safer and more enjoyable to swim in.
Another reason I find the inline chlorinator necessary is the convenience it offers. Instead of guessing how much chlorine to add or dealing with strong chemical odors, the chlorinator automatically dispenses just the right amount. This not only saves me time but also reduces chemical waste and keeps the pool chemistry balanced more effectively.
Overall, the inline chlorinator has simplified my pool maintenance routine and given me peace of mind knowing the water quality is consistently maintained. For anyone with an above ground pool, I’d say investing in one is definitely worth it.
My Buying Guides on ‘Above Ground Pool Inline Chlorinator’
When I decided to maintain my above ground pool’s water quality easily, I found that an inline chlorinator was a game-changer. If you’re considering one too, here’s what I learned through my experience to help you choose the right inline chlorinator for your pool.
Understanding What an Inline Chlorinator Does
First, I wanted to know exactly what an inline chlorinator is. It’s a device that attaches directly to your pool’s pump and filter system, automatically dispensing chlorine tablets into the water flow. This keeps the pool water sanitized without the need for constant manual chlorination. It’s convenient and helps maintain consistent chlorine levels.
Compatibility with My Pool’s Pump and Plumbing
One of the first things I checked was whether the chlorinator would fit my above ground pool’s plumbing setup. Most inline chlorinators are designed for specific pipe sizes, commonly 1.5 inches. I measured my pool’s plumbing pipes and confirmed the chlorinator’s inlet and outlet dimensions matched. Also, I made sure my pump’s flow rate was within the chlorinator’s recommended range to ensure proper chlorine distribution.
Material Quality and Durability
Since the chlorinator will be exposed to pool chemicals and water pressure constantly, I looked for units made from sturdy, chemical-resistant materials like PVC or ABS plastic. I read reviews to avoid models prone to cracking or leaking. A durable chlorinator saves me from frequent replacements and possible water leaks.
Adjustability of Chlorine Output
I wanted control over how much chlorine gets released, so I chose a chlorinator with adjustable settings. This feature lets me increase or decrease chlorine flow depending on pool usage, weather, or water test results. It helps me maintain balanced water chemistry without guesswork.
Capacity and Tablet Size Compatibility
Some chlorinators only accept certain sizes of chlorine tablets (usually 1-inch or 3-inch). I checked the product specifications to ensure it matched the tablets I preferred to use. The unit’s capacity also matters; larger chambers mean less frequent refilling, which is convenient during busy pool seasons.
Ease of Installation and Maintenance
Since I’m not a professional plumber, I looked for a chlorinator that was easy to install with clear instructions. Many come with quick-connect fittings or unions that simplify installation and removal. Also, I considered how easy it would be to open and clean the unit to prevent clogs or buildup.
Budget and Warranty
Prices vary widely, so I set a budget that balanced quality and affordability. Sometimes spending a bit more upfront saves money in the long run due to durability and performance. I also checked for a warranty, which gave me peace of mind in case of defects or early failures.
Additional Features I Appreciated
Some models include features like flow indicators, built-in check valves, or transparent chambers to monitor tablet usage. While not essential, these little extras made my maintenance routine easier and gave me confidence in the chlorinator’s operation.
Final Thoughts
Choosing the right inline chlorinator for my above ground pool made pool care much simpler and more effective. By focusing on compatibility, durability, adjustability, and ease of use, I found a unit that keeps my water crystal clear with minimal effort. I hope these insights help you find the perfect chlorinator for your pool too!
Author Profile

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I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.
In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.
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